欧洲av色爱无码综合网-中文字幕精品亚洲人成在线-九九av免费在线观看-国产骚妇电影视频在线播放-妇女自拍偷自拍亚洲精品

Product name：Piperacillin

CAS NO.: 61477-96-1

Molecular formula：C₂₃H₂₇N₅O₇S

Molecular weight：517.56

Structural formula：

Physical and chemical properties: Appearance: white crystalline powder; Melting point 183-185°C；

Uses: It has a broad-spectrum antibacterial effect, and has good antibacterial activity against Gram-positive and Gram-negative bacteria.

Packing：25KGdrum